Comparison

HLL Pdf Reader vs Do You Sidenote

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HLL Pdf Reader

This app offers a streamlined PDF reading experience with an iBooks-inspired interface. It provides features like recent reading history, page cropping for larger content views, and an outline for easy navigation. Zooming is simplified with double-tap gestures.

Highlights
  • iBooks-like design
  • Reading history
  • Page cropping
  • Document outline
  • Double-tap zoom
  • Automatic fit on rotation
Features
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Universal app - Support for iPhone / iPad iBooks-like design - Support your reading experience with simple User Interface. Recently read books - Show your reading histories. Therefore you can find books that you read recently. Cropping - Crop page merging to show contents bigger automatically. Outline - Show current document structure so that you can see your position and move around easily. No more pinch in/out. - Zoom in/out with double tap. - Fit document to device size automatically when rotating.

About

Do You Sidenote

This messaging app helps busy individuals organize group chats with custom categories and individual calendars. It also features a global calendar for all events and itinerary planning for consecutive activities.

Highlights
  • Unlimited custom categories per group
  • Category-specific calendars
  • Global event calendar
  • Itinerary planning for consecutive events
  • Organized group conversations
Features
Read full description

Introducing Sidenote, the group messaging app that takes organization to the next level! With Sidenote, you can create unlimited custom categories in each group chat, keeping your chats organized and easy to navigate. Each category even has its own calendar for events and tasks, so you'll never miss a beat. But that's not all - Sidenote also features a global calendar that displays all of the events you're attending across all of your group chats. Say goodbye to the headache of trying to keep track of multiple events in multiple chats - Sidenote has got you covered. And for those busy weekends or vacations with friends and family, Sidenote allows you to create itineraries for consecutive events. Plan out your entire weekend or trip with ease, and keep everyone in the loop. Say goodbye to cluttered group chats and missed events - download Sidenote today and start organizing your conversations like a pro!

Screenshots

HLL Pdf Reader1 screens
Do You Sidenote4 screens

Verdict

The call

The clearest difference is update cadence: Do You Sidenote at weekly against HLL Pdf Reader's every 9 months. Do You Sidenote also leads on ratings volume (5 vs 1) and iOS requirement (11.0 vs 15.0). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for HLL Pdf Reader against 5.0 for Do You Sidenote. That said, the two scores are not equally well evidenced: Do You Sidenote has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

HLL Pdf Reader ships an update every 9 months, Do You Sidenote weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 6 level
HLL Pdf Reader versus Do You Sidenote: the parameters behind the verdict, then further details
ParameterHLL Pdf ReaderDo You Sidenote
PriceFreeFree
Rating5.0 (1 ratings)5.0 (5 ratings)
Number of ratings15 — better
Update frequencyEvery 9 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size15 MB27 MB
Age rating4+4+
Developerhades lade lamMarshTech, LLC

Customer experience

HLL Pdf Reader

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Do You Sidenote

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

HLL Pdf Reader

No in-app purchases

None

Do You Sidenote

No in-app purchases

Questions

Is HLL Pdf Reader free?
HLL Pdf Reader is free to download, with no in-app purchases.
Is Do You Sidenote free?
Do You Sidenote is free to download, with no in-app purchases.
Which has better reviews, HLL Pdf Reader or Do You Sidenote?
HLL Pdf Reader and Do You Sidenote are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.
Do HLL Pdf Reader or Do You Sidenote have ads?
Neither HLL Pdf Reader nor Do You Sidenote shows ads.
Which is updated more often, HLL Pdf Reader or Do You Sidenote?
HLL Pdf Reader ships an update every 9 months, and Do You Sidenote weekly. Most recently, HLL Pdf Reader was updated on November 2, 2026 and Do You Sidenote on November 3, 2026.

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